L. J. Haeffner

ABNORMAL TRYPTOPHAN METABOLISM IN PATIENTS WITH ADULT CELIAC DISEASE, WITH EVIDENCE FOR DEFICIENCY OF VITAMIN B6.

O. D. Kowlessar, L. J. Haeffner, G. Benson, 1964, The Journal of clinical investigation.

Enzymatic digestion of gliadin: the effect of the resultant peptides in adult celiac disease.

O. D. Kowlessar, L. J. Haeffner, H. Bronstein, 1966, Clinica chimica acta; international journal of clinical chemistry.

Abnormal intestinal bile acid distribution in azotaemic man: a possible role in the pathogenesis of uraemic diarrhoea.

O. D. Kowlessar, L. J. Haeffner, S. Gordon, 1976, Gut.

Localization of 5-Nucleotidase and Non-specific Alkaline Phosphatase By Starch Gel Electrophoresis

M. Sleisenger, O. D. Kowlessar, L. J. Haeffner, 1959, Proceedings of the Society for Experimental Biology and Medicine. Society for Experimental Biology and Medicine.

LOCALIZATION OF SERUM LEUCINE AMINOPEPTIDASE, 5‐NUCLEOTIDASE, AND NONSPECIFIC ALKALINE PHOSPHATASE BY STARCH‐GEL ELECTROPHORESIS: CLINICAL AND BIOCHEMICAL SIGNIFICANCE IN DISEASE STATES

O. D. Kowlessar, L. J. Haeffner, E. Riley, 1961, Annals of the New York Academy of Sciences.

Comparative study of serum leucine aminopeptidase, 5-nucleotidase and non-specific alkaline phosphatase in diseases affecting the pancreas, hepatobiliary tree and bone.

M. Sleisenger, O. D. Kowlessar, L. J. Haeffner, 1961, The American journal of medicine.